CN107177119A - A kind of keyboard light flame-retardant material and preparation method thereof - Google Patents
A kind of keyboard light flame-retardant material and preparation method thereof Download PDFInfo
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- CN107177119A CN107177119A CN201710563383.7A CN201710563383A CN107177119A CN 107177119 A CN107177119 A CN 107177119A CN 201710563383 A CN201710563383 A CN 201710563383A CN 107177119 A CN107177119 A CN 107177119A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L27/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers
- C08L27/02—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L27/04—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/30—Sulfur-, selenium- or tellurium-containing compounds
- C08K2003/3045—Sulfates
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/02—Flame or fire retardant/resistant
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/14—Polymer mixtures characterised by other features containing polymeric additives characterised by shape
- C08L2205/16—Fibres; Fibrils
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Abstract
The invention discloses a kind of keyboard light flame-retardant material and preparation method thereof, it is related to hardware field of material technology, the material includes following raw material：The degree of polymerization is 1500 polychloroprene, modified bamboo fibre, maleic anhydride grafted polyethylene, PEI, diisooctyl phthalate, N N diphenyl-para-phenylene diamines, titanium tetrachloride, phosphite, nano barium sulfate, lubricant, fire retardant, coupling agent and plasticizer.Its preparation method be first part material is melted, is vapor-deposited, crosslinking curing, obtain mixture A；Decompound A mixes the isobaric thermal gradient reaction of progress with surplus stock, obtains mixture B；Most afterwards through deaeration, solidification, sintering processes and cooling and demolding.This kind of keyboard prepares simple and convenient, low production cost with material, with excellent characteristics such as high-wearing feature, high fire-retardance, low unit weights, with wide market prospects.
Description
Technical field
The present invention relates to hardware field of material technology, and in particular to a kind of keyboard light flame-retardant material and its preparation side
Method.
Background technology
As the electronic products such as computer, mobile phone are in global rapid popularization, consumer is to computer, cell phone keyboard button
Service life requires more and more higher, and high abrasion protection materials have very wide market prospects, moreover, and this kind is used for key
The material of disk also needs to reach high fire-retardance, the requirement of low unit weight.Therefore, keyboard light flame-retardant material how is prepared, is dropped simultaneously
Its low process costs and raising more aspect performance, this is the technical barrier of keyboard material popularization and application all the time.
The content of the invention
For problems of the prior art, the invention provides a kind of keyboard light flame-retardant material and its preparation side
Method, this kind of keyboard prepares simple and convenient, low production cost with material, excellent with high-wearing feature, high fire-retardance, low unit weight etc.
Characteristic, with wide market prospects.
In order to achieve the above object, the present invention is achieved through the following technical solutions：
A kind of keyboard light flame-retardant material, including following raw material by weight：The degree of polymerization is 1500 polychlorostyrene third
20-30 parts of alkene, modified 5-15 parts of bamboo fibre, 10-20 parts of maleic anhydride grafted polyethylene, 8-12 parts of PEI, adjacent benzene two
5-15 parts of formic acid di-isooctyl, 5-9 parts of N-N- diphenyl-para-phenylene diamines, 4-8 parts of titanium tetrachloride, 2-6 parts of phosphite, nanometer sulfuric acid
1-3 parts of 3-7 parts of barium, 1-5 parts of lubricant, 1-5 parts of fire retardant, 1-5 parts of coupling agent and plasticizer；
The modified bamboo fibre is made by following steps：Bamboo fibre is added water into regulation water content to 65-70%, then in bamboo
Uniform sprinkling EM bacterium solutions are sprayed on fiber, EM bacterium solutions consumption is the 3-5% of bamboo fibre weight, build heap fermentation, in 25-28 DEG C of temperature
Environment temperature under, ferment 3-5 days, the bamboo fibre after fermentation put at 75-85 DEG C dry to moisture below 3%, grind
60-80 mesh sieves are crossed, are produced.
Further, the material includes following raw material by weight：The degree of polymerization for 1500 25 parts of polychloroprene,
Modified 10 parts of bamboo fibre, 15 parts of maleic anhydride grafted polyethylene, 10 parts of PEI, 10 parts of diisooctyl phthalate,
7 parts of N-N- diphenyl-para-phenylene diamines, 6 parts of titanium tetrachloride, 4 parts of phosphite, 5 parts of nano barium sulfate, 3 parts of lubricant, fire retardant 3
2 parts of part, 3 parts of coupling agent and plasticizer.
Preferably, the lubricant is one kind in paraffin, glycerine or silicone oil.
Preferably, the fire retardant is trihydroxy methyl phosphorous oxide or diphenyl phosphoester.
Preferably, the coupling agent is in silane coupler KH172, Silane coupling agent KH550 or silane coupler KH171
One kind.
Preferably, the plasticizer is methyl pentachlorostearate or chloromethane epoxide methyl oleate.
A kind of above-mentioned keyboard preparation method of light flame-retardant material, is followed the steps below：
(1) raw material is weighed by the weight；
(2) by the degree of polymerization be 1500 polychloroprene, maleic anhydride grafted polyethylene, PEI and phthalic acid
Di-isooctyl is melt into liquid, is subsequently placed into chemical vapor deposition stove, and 2- is incubated under the conditions of temperature is 400-600 DEG C
3h, it is cold go after crush and add N-N- diphenyl-para-phenylene diamines and titanium tetrachloride, be thoroughly mixed untill soilless sticking, then
Add nano barium sulfate, modified bamboo fibre and coupling agent and carry out crosslinking curing, obtain mixture A；
(3) the mixture A is mixed with surplus stock, carried out under the catalysis of organotin and the protection of high pure nitrogen etc.
Thermal gradient reaction is pressed, mixture B is obtained；
(4) mixture B is subjected to deaeration in vacuum degasing machine, inclined heated plate is 1-2h；Then, then will be after deaeration it is mixed
Compound B is added to be solidified in mould, is put into high-frequency induction heating hot-pressed sintering furnace and is sintered, and finally cooling is taken out
The demoulding.
Further, in step (4), sintering processes are that argon gas is full of in the sintering furnace as protective gas, and
Precompressed 10-14min at using temperature as 225-245 DEG C and 6-8MPa of pressure, then raises temperature at 360-380 DEG C and sinters 25-
35min, then it is cooled to 130-150 DEG C, and the pressurize 35-45min under the conditions of pressure is 6-8MPa.
The present invention has following beneficial effect：The keyboard of the present invention prepares simple and convenient, production with light flame-retardant material
It is with low cost, by the improvement to raw material and production technology and perfect so that finished product keyboard overall performance is improved, and is mainly manifested in
Wearability enhancing, flame retardant rating are improved, unit weight reduces and mechanical property becomes excellent, are detected through research and development technology personnel, finished product keyboard
It is more than or equal to 34.2MPa with the tensile strength of material, bending strength is more than or equal to 56.1MPa, and unit weight is less than or equal to 53.7kg/
m3, flame retardant rating is more than or equal to 5VB, and notch impact strength is more than or equal to 58.4J/m, and Akron abrasion volume is less than or equal to
0.15cm3/ 1.61km, the above detects data far beyond national and commercially available industry performance standard, suitable popularization and application.
Embodiment
The embodiment of the present invention is further described with reference to embodiment, following examples are only used for more
Technical scheme is clearly demonstrated, and can not be limited the scope of the invention with this.
Embodiment 1
A kind of keyboard light flame-retardant material, first weighs following raw material：Polychloroprene 20kg, modification that the degree of polymerization is 1500
Bamboo fibre 5kg, maleic anhydride grafted polyethylene 10kg, PEI 8kg, diisooctyl phthalate 5kg, N-N- phenyl
P-phenylenediamine 5kg, titanium tetrachloride 4kg, phosphite 2kg, nano barium sulfate 3kg, lubricant 1kg, fire retardant 1kg, coupling agent
1kg and plasticizer 1kg；
Above-mentioned modification bamboo fibre is made by following steps：Weigh 5kg bamboo fibres and add water regulation water content to 65%, then
Uniform sprinkling EM bacterium solutions are sprayed on bamboo fibre, EM bacterium solutions consumption is the 3% of bamboo fibre weight, build heap fermentation, in 25 DEG C of temperature
Environment temperature under, ferment 3 days, the bamboo fibre after fermentation put at 75 DEG C dry to moisture below 3%, ground 60 mesh
Sieve, that is, be made the modification bamboo fibre needed for raw material of the present invention.
Wherein, above-mentioned lubricant uses paraffin；Fire retardant uses trihydroxy methyl phosphorous oxide；Coupling agent is using silane coupled
Agent KH172；Plasticizer uses methyl pentachlorostearate.
A kind of above-mentioned keyboard preparation method of light flame-retardant material, is followed the steps below：
(1) first by the degree of polymerization be 1500 polychloroprene, maleic anhydride grafted polyethylene, PEI and O-phthalic
Sour di-isooctyl is melt into liquid, is subsequently placed into chemical vapor deposition stove, and 2h is incubated under the conditions of temperature is 400 DEG C, cold
Crushed after going and add N-N- diphenyl-para-phenylene diamines and titanium tetrachloride, be thoroughly mixed untill soilless sticking, be subsequently added into
Nano barium sulfate, modified bamboo fibre and coupling agent carry out crosslinking curing, obtain mixture A；
(2) the mixture A is mixed with surplus stock again, carried out under the catalysis of organotin and the protection of high pure nitrogen
Isobaric thermal gradient reaction, obtains mixture B；
(3) mixture B is subjected to deaeration in vacuum degasing machine after, inclined heated plate is 1h；Then, then by after deaeration
Mixture B is added to be solidified in mould, is put into high-frequency induction heating hot-pressed sintering furnace, and using argon gas as protective gas,
Precompressed 10min at using temperature as 225 DEG C and 6MPa of pressure, then raises temperature to and 25min is sintered at 360 DEG C, then be cooled to 130
DEG C, and the pressurize 35min under the conditions of pressure is 6MPa, it is the keyboard light flame-retardant that the present invention is made that the demoulding is taken out in finally cooling
Material.
Embodiment 2
A kind of keyboard light flame-retardant material, first weighs following raw material：Polychloroprene 25kg, modification that the degree of polymerization is 1500
Bamboo fibre 10kg, maleic anhydride grafted polyethylene 15kg, PEI 10kg, diisooctyl phthalate 10kg, N-N-
Diphenyl-para-phenylene diamine 7kg, titanium tetrachloride 6kg, phosphite 4kg, nano barium sulfate 5kg, lubricant 3kg, fire retardant 3kg, idol
Join agent 3kg and plasticizer 2kg；
Above-mentioned modification bamboo fibre is made by following steps：Weigh 10kg bamboo fibres and add water regulation water content to 68%,
Uniform sprinkling EM bacterium solutions are sprayed on bamboo fibre again, EM bacterium solutions consumption is the 4% of bamboo fibre weight, heap fermentation is built, in temperature 26
DEG C environment temperature under, ferment 4 days, the bamboo fibre after fermentation put at 80 DEG C dry to moisture below 3%, ground 70
Mesh sieve, that is, be made the modification bamboo fibre needed for raw material of the present invention.
Wherein, above-mentioned lubricant uses glycerine；Fire retardant uses diphenyl phosphoester；Coupling agent uses silane coupler
KH550；Plasticizer uses chloromethane epoxide methyl oleate.
A kind of above-mentioned keyboard preparation method of light flame-retardant material, is followed the steps below：
(1) first by the degree of polymerization be 1500 polychloroprene, maleic anhydride grafted polyethylene, PEI and O-phthalic
Sour di-isooctyl is melt into liquid, is subsequently placed into chemical vapor deposition stove, and 2.5h is incubated under the conditions of temperature is 500 DEG C,
It is cold go after crush and add N-N- diphenyl-para-phenylene diamines and titanium tetrachloride, be thoroughly mixed untill soilless sticking, then plus
Enter nano barium sulfate, modified bamboo fibre and coupling agent and carry out crosslinking curing, obtain mixture A；
(2) the mixture A is mixed with surplus stock again, carried out under the catalysis of organotin and the protection of high pure nitrogen
Isobaric thermal gradient reaction, obtains mixture B；
(3) mixture B is subjected to deaeration in vacuum degasing machine after, inclined heated plate is 1.5h；Then, then by after deaeration
Mixture B add mould in solidified, be put into high-frequency induction heating hot-pressed sintering furnace, and using argon gas be used as protect gas
Body, using temperature as 235 DEG C and precompressed 12min under 7MPa pressure, then raises temperature to and 30min is sintered at 370 DEG C, then be cooled to
140 DEG C, and the pressurize 40min under the conditions of pressure is 7MPa, it is the keyboard lightweight that the present invention is made that the demoulding is taken out in finally cooling
Fire proofing.
Embodiment 3
A kind of keyboard light flame-retardant material, first weighs following raw material：Polychloroprene 30kg, modification that the degree of polymerization is 1500
Bamboo fibre 15kg, maleic anhydride grafted polyethylene 20kg, PEI 12kg, diisooctyl phthalate 15kg, N-N-
Diphenyl-para-phenylene diamine 9kg, titanium tetrachloride 8kg, phosphite 6kg, nano barium sulfate 7kg, lubricant 5kg, fire retardant 5kg, idol
Join agent 5kg and plasticizer 3kg；
Above-mentioned modification bamboo fibre is made by following steps：Weigh 15kg bamboo fibres and add water regulation water content to 70%,
Uniform sprinkling EM bacterium solutions are sprayed on bamboo fibre again, EM bacterium solutions consumption is the 5% of bamboo fibre weight, heap fermentation is built, in temperature 28
DEG C environment temperature under, ferment 5 days, the bamboo fibre after fermentation put at 85 DEG C dry to moisture below 3%, ground 80
Mesh sieve, that is, be made the modification bamboo fibre needed for raw material of the present invention.
Wherein, above-mentioned lubricant uses silicone oil；Fire retardant uses trihydroxy methyl phosphorous oxide；Coupling agent is using silane coupled
Agent KH171；Plasticizer uses chloromethane epoxide methyl oleate.
A kind of above-mentioned keyboard preparation method of light flame-retardant material, is followed the steps below：
(1) first by the degree of polymerization be 1500 polychloroprene, maleic anhydride grafted polyethylene, PEI and O-phthalic
Sour di-isooctyl is melt into liquid, is subsequently placed into chemical vapor deposition stove, and 3h is incubated under the conditions of temperature is 600 DEG C, cold
Crushed after going and add N-N- diphenyl-para-phenylene diamines and titanium tetrachloride, be thoroughly mixed untill soilless sticking, be subsequently added into
Nano barium sulfate, modified bamboo fibre and coupling agent carry out crosslinking curing, obtain mixture A；
(2) the mixture A is mixed with surplus stock again, carried out under the catalysis of organotin and the protection of high pure nitrogen
Isobaric thermal gradient reaction, obtains mixture B；
(3) mixture B is subjected to deaeration in vacuum degasing machine after, inclined heated plate is 2h；Then, then by after deaeration
Mixture B is added to be solidified in mould, is put into high-frequency induction heating hot-pressed sintering furnace, and using argon gas as protective gas,
Precompressed 14min at using temperature as 245 DEG C and 8MPa of pressure, then raises temperature to and 35min is sintered at 380 DEG C, then be cooled to 150
DEG C, and the pressurize 45min under the conditions of pressure is 8MPa, it is the keyboard light flame-retardant that the present invention is made that the demoulding is taken out in finally cooling
Material.
Embodiment 4
A kind of keyboard light flame-retardant material, first weighs following raw material：Polychloroprene 25kg, modification that the degree of polymerization is 1500
Bamboo fibre 10kg, maleic anhydride grafted polyethylene 15kg, PEI 10kg, diisooctyl phthalate 10kg, N-N-
Diphenyl-para-phenylene diamine 7kg, titanium tetrachloride 6kg, phosphite 4kg, nano barium sulfate 5kg, lubricant 3kg, fire retardant 3kg, idol
Join agent 3kg and plasticizer 2kg；
Above-mentioned modification bamboo fibre is made by following steps：Weigh 10kg bamboo fibres and add water regulation water content to 65%,
Uniform sprinkling EM bacterium solutions are sprayed on bamboo fibre again, EM bacterium solutions consumption is the 5% of bamboo fibre weight, heap fermentation is built, in temperature 25
DEG C environment temperature under, ferment 5 days, the bamboo fibre after fermentation put at 75 DEG C dry to moisture below 3%, ground 80
Mesh sieve, that is, be made the modification bamboo fibre needed for raw material of the present invention.
Wherein, above-mentioned lubricant uses paraffin；Fire retardant uses trihydroxy methyl phosphorous oxide；Coupling agent is using silane coupled
Agent KH172；Plasticizer uses methyl pentachlorostearate.
A kind of above-mentioned keyboard preparation method of light flame-retardant material, is followed the steps below：
(1) first by the degree of polymerization be 1500 polychloroprene, maleic anhydride grafted polyethylene, PEI and O-phthalic
Sour di-isooctyl is melt into liquid, is subsequently placed into chemical vapor deposition stove, and 3h is incubated under the conditions of temperature is 400 DEG C, cold
Crushed after going and add N-N- diphenyl-para-phenylene diamines and titanium tetrachloride, be thoroughly mixed untill soilless sticking, be subsequently added into
Nano barium sulfate, modified bamboo fibre and coupling agent carry out crosslinking curing, obtain mixture A；
(2) the mixture A is mixed with surplus stock again, carried out under the catalysis of organotin and the protection of high pure nitrogen
Isobaric thermal gradient reaction, obtains mixture B；
(3) mixture B is subjected to deaeration in vacuum degasing machine after, inclined heated plate is 1h；Then, then by after deaeration
Mixture B is added to be solidified in mould, is put into high-frequency induction heating hot-pressed sintering furnace, and using argon gas as protective gas,
Precompressed 14min at using temperature as 245 DEG C and 6MPa of pressure, then raises temperature to and 35min is sintered at 360 DEG C, then be cooled to 130
DEG C, and the pressurize 35min under the conditions of pressure is 8MPa, it is the keyboard light flame-retardant that the present invention is made that the demoulding is taken out in finally cooling
Material.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, although with reference to foregoing reality
Apply example the present invention is described in detail, for those skilled in the art, it still can be to foregoing each implementation
Technical scheme described in example is modified, or carries out equivalent substitution to which part technical characteristic.All essences in the present invention
God is with principle, and any modification, equivalent substitution and improvements made etc. should be included in the scope of the protection.
Claims (8)
1. a kind of keyboard light flame-retardant material, it is characterised in that including following raw material by weight：The degree of polymerization is 1500
20-30 parts of polychloroprene, modified 5-15 parts of bamboo fibre, 10-20 parts of maleic anhydride grafted polyethylene, PEI 8-12
Part, 5-15 parts of diisooctyl phthalate, 5-9 parts of N-N- diphenyl-para-phenylene diamines, 4-8 parts of titanium tetrachloride, phosphite 2-6
Part, 3-7 parts of nano barium sulfate, 1-5 parts of lubricant, 1-5 parts of fire retardant, 1-5 parts of coupling agent and 1-3 parts of plasticizer；
The modified bamboo fibre is made by following steps：Bamboo fibre is added water into regulation water content to 65-70%, then in bamboo fibre
The upper uniform sprinkling EM bacterium solutions of sprinkling, EM bacterium solutions consumption is the 3-5% of bamboo fibre weight, heap fermentation is built, in 25-28 DEG C of ring of temperature
At a temperature of border, ferment 3-5 days, the bamboo fibre after fermentation, which is put, to be dried at 75-85 DEG C to moisture below 3%, ground 60-
80 mesh sieves, are produced.
2. a kind of keyboard light flame-retardant material according to claim 1, it is characterised in that including it is following by weight
Raw material：The degree of polymerization is 1,500 25 parts of polychloroprene, modified 10 parts of bamboo fibre, 15 parts of maleic anhydride grafted polyethylene, polyethers
10 parts of acid imide, 10 parts of diisooctyl phthalate, 7 parts of N-N- diphenyl-para-phenylene diamines, 6 parts of titanium tetrachloride, phosphite 4
Part, 5 parts of nano barium sulfate, 3 parts of lubricant, 3 parts of fire retardant, 3 parts of coupling agent and 2 parts of plasticizer.
3. a kind of keyboard light flame-retardant material according to claim 1, it is characterised in that the lubricant be paraffin,
One kind in glycerine or silicone oil.
4. a kind of keyboard light flame-retardant material according to claim 1, it is characterised in that the fire retardant is three hydroxyl first
Base phosphorous oxide or diphenyl phosphoester.
5. a kind of keyboard light flame-retardant material according to claim 1, it is characterised in that the coupling agent is that silane is even
Join one kind in agent KH172, Silane coupling agent KH550 or silane coupler KH171.
6. a kind of keyboard light flame-retardant material according to claim 1, it is characterised in that the plasticizer is that pentachloro- is hard
Resin acid methyl esters or chloromethane epoxide methyl oleate.
7. a kind of preparation method of keyboard as claimed in any one of claims 1 to 6 light flame-retardant material, it is characterised in that
Comprise the following steps：
(1) raw material is weighed by the weight；
(2) it is the degree of polymerization is different for 1500 polychloroprene, maleic anhydride grafted polyethylene, PEI and phthalic acid two
Monooctyl ester is melt into liquid, is subsequently placed into chemical vapor deposition stove, and 2-3h is incubated under the conditions of temperature is 400-600 DEG C, cold
Crushed after going and add N-N- diphenyl-para-phenylene diamines and titanium tetrachloride, be thoroughly mixed untill soilless sticking, be subsequently added into
Nano barium sulfate, modified bamboo fibre and coupling agent carry out crosslinking curing, obtain mixture A；
(3) the mixture A is mixed with surplus stock, isobaric heat is carried out under the catalysis of organotin and the protection of high pure nitrogen
Gradient is reacted, and obtains mixture B；
(4) mixture B is subjected to deaeration in vacuum degasing machine, inclined heated plate is 1-2h；Then, then by the mixture after deaeration
B is added to be solidified in mould, is put into high-frequency induction heating hot-pressed sintering furnace and is sintered, and the demoulding is taken out in finally cooling
.
8. the preparation method of a kind of keyboard light flame-retardant material according to claim 7, it is characterised in that in step
(4) in, sintering processes are that argon gas is full of in the sintering furnace as protective gas, and using temperature as 225-245 DEG C and 6-
Precompressed 10-14min under 8MPa pressure, then raises temperature to and 25-35min is sintered at 360-380 DEG C, then is cooled to 130-150 DEG C,
And pressure be 6-8MPa under the conditions of pressurize 35-45min.
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| CN201710563383.7A CN107177119A (en) | 2017-07-12 | 2017-07-12 | A kind of keyboard light flame-retardant material and preparation method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108017858A (en) * | 2018-01-08 | 2018-05-11 | 安徽以诺木塑板材科技有限公司 | A kind of water-fast PVC wood plastic foam composite material and preparation method thereof |
| CN108504019A (en) * | 2018-03-22 | 2018-09-07 | 徐州九龙电子工业有限公司 | A kind of keyboard material and preparation method thereof |
| CN109020306A (en) * | 2018-10-22 | 2018-12-18 | 安徽青润精密科技有限公司 | A kind of light flame-retardant decorating material and preparation method |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104725735A (en) * | 2013-12-23 | 2015-06-24 | 青岛新动力文化传媒有限公司 | Flame-retardant environmental-friendly thermoplastic plastic |
-
2017
- 2017-07-12 CN CN201710563383.7A patent/CN107177119A/en not_active Withdrawn
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104725735A (en) * | 2013-12-23 | 2015-06-24 | 青岛新动力文化传媒有限公司 | Flame-retardant environmental-friendly thermoplastic plastic |
Non-Patent Citations (3)
| Title |
|---|
| 张玉龙等编著: "《常用热固性塑料及其成型技术》", 31 October 2004, 浙江科学技术出版社 * |
| 章峻等著: "《3D打印成型材料》", 31 May 2016, 南京师范大学出版社 * |
| 陈照峰主编: "《无机非金属材料学》", 29 February 2016, 西北工业大学出版社 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108017858A (en) * | 2018-01-08 | 2018-05-11 | 安徽以诺木塑板材科技有限公司 | A kind of water-fast PVC wood plastic foam composite material and preparation method thereof |
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Application publication date: 20170919 |